Computer monitor



FIG. 1 is a front and right side perspective view of a computer monitor showing the new design;

FIG. 2 is a front and right side perspective view with opened control panel door thereof;

FIG. 3 is a front view thereof on an enlarged scale;

FIG. 4 is a front view with opened control panel door thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a left side view thereof;

FIG. 9 is a right side view thereof; and,

FIG. 10 is a rear left side perspective view thereof. 

The ornamental design for a computer monitor, as shown and described. 